[simias]

~10 years ago I had a small fanless computer running with an AMD Geode LX CPU that supported AES-128 but not 256 in hardware.

https://en.wikipedia.org/wiki/Geode_(processor)#Geode_LX

[tedunangst]

IIRC the geode accelerator is more like a PCI device in the same SoC and not technically a CPU extension.